std::copyable_function::operator bool - cppreference.com
From cppreference.com
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(since C++26) | |
Checks whether *this stores a callable target, i.e. is not empty.
Parameters
(none)
Return value
true if *this stores a callable target, false otherwise.
Example
See also
compares a std::copyable_function with nullptr (function) [edit] | |
| checks if a target is contained (public member function of std::function<R(Args...)>) [edit]
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checks if the std::move_only_function has a target (public member function of std::move_only_function) [edit]
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